International Institute for Applied Systems Analysis <br/><br/>
Environmental management of agricultural watersheds 

 - Austria  IIASA  1983 
 - 277 p. 
<br/><br/><label>ISBN: </label>3704500593 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental management -agricultural watersheds
<br/><br/><label>Dewey Class. No.: </label>502.13:631.432 G48E